CoreUnit vs NetMaster
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CoreUnit
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CoreUnit is a simple yet powerful utility designed for your daily life. Convert everything from basic units to complex date calculations in one clean, intuitive interface. No more searching for different calculators – CoreUnit has the core essentials you need. Key Features: - Unit Conversion: Easily convert Length, Speed, Weight, Volume, and Area. - Date Converter: Seamlessly switch between Solar and Lunar calendars. - Date Calculator: Calculate D-Days and add/subtract days from any specific date. - Modern Interface: A clean, ad-supported free service with a focus on user experience.
NetMaster
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NetMaster-X is a professional network intelligence suite for engineers, IT admins, and power users who need real diagnostics — Measure latency, map your internet path, survey Wi‑Fi coverage, inspect TLS and HTTP traffic, and run security-focused checks from a single premium dark cyber workspace. CORE NETWORKING • Ping Utility — TCP-based latency, jitter, and loss charts (built for iOS where raw ICMP is unavailable) • Traceroute — hop-by-hop path timing with clear logs • DNS Toolkit — multi-record lookups and DNSSEC-aware workflows • WHOIS Lookup — domain and IP registration intel • Port Scanner — fast and deep scans with service hints and banner capture • Speed Test — download, upload, and jitter snapshots • Subnet Calculator — IPv4 & IPv6 CIDR math • IP Tools — public IP, local interfaces, and MAC vendor lookup WI‑FI & RF • Wi‑Fi Analyzer — current network signal and channel context • Wi‑Fi Site Survey — calibrated floor-plan heatmap with walk mode, wall/obstacle attenuation, distance measure, AP pins, and −67/−70 dBm coverage metrics • RF Interference — educational channel-overlap visualization • Bluetooth Scanner — BLE discovery and RSSI CYBER & ANALYSIS • Protocol Analyzer — paste hex/xxd/Wireshark dumps; parse TLS ClientHello (SNI, ALPN, ciphers, JA3), HTTP, DNS, MQTT • HTTP Capture — session recorder with redirect hops and HAR export • HTTP Client Suite — methods, headers, body, and cURL export • Certificate Inspector — chain and expiry visibility • Vulnerability Scanner — TLS + HTTP header checks • Device Security Audit — jailbreak, VPN/DNS leak style checks • ASN Intelligence & BGP Monitoring — ownership and routing signals • Threat Intelligence — IP/ASN reputation lookups DEVELOPER TOOLS • Socket Tester, MQTT Tester, WebSocket Tester • Remote Diagnostics helpers REPORTING & CLOUD • Internet Path Map — Device → LAN → Gateway → ISP → Internet → Destination with live TCP probes • Timeline View and Report Generator (Markdown/HTML) • Cloud sync and team workspace hooks DESIGNED FOR REAL WORK • Premium metrics • On-device diagnostics first — your probes stay practical and transparent about iOS platform limits • Results you can save and export NetMaster X — diagnose faster, understand more.
Screenshots
Verdict
CoreUnit and NetMaster are too close to call on the numbers: across 5 compared parameters — price, ads, in-app purchases and device support among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | CoreUnit | NetMaster |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | — |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 5 MB | 15 MB |
| Age rating | 4+ | 4+ |
| Developer | Younghan Kim | Abdulrazaq Alonazi |
In-app purchases
CoreUnit
No in-app purchases
NetMaster
No in-app purchases









